US3149745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-locking snap-on container cap
Assignee: SPRA LOK CORP
•
Filing: 1960-05-12
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Granted: 1964-09-22
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Expires: 1980-05-12
Abstract
No abstract record available.
Inventors
- 👤 Sigmund E Edelstone
- 👤 Jack A Liss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:34
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/40; Y; Y10; Y10S; Y10S220/00; Y10S220/915
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
111 words
IN COMBINATION WITH A CONTAINER HAVING AN END WALL WITH AN UPSTANDING RIM PROVIDING A DOWNWARDLY FACING SHOULDER AND A SURROUNDING CAP RECEIVING WELL, A CAP HAVING AN OUTER SIDE WALL SEATING IN SAID WELL AND AN INTEGRAL SPLIT RESILIENT LOCK HAVING AFLANGE EMBRACING SAID RIM AND SNAPPING UNDER SAID SHOULDER WHEN THE CAP IS APPLIED TO THE CONTAINER, SAID SIDE WALL OF THE CAP HAVING AN ACCESS HOLE THERETHROUGH ALIGNED WITH THE SPLIT PORTION OF THE LOCK, AND SAID SPLIT PORTION OF THE LOCK HAVING OPPOSED SURFACES ENGAGEABLE WITH AN IMPLEMENT INSERTED THROUGH SAID ACCESS HOLE FOR SPREADING THE LOCK OFF OF THE SHOULDER TO PERMIT REMOVAL OF THE CAP.
References Cited (Backward Citations)
US833446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |